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Finding the Third Proportional to 82,299 and 177,084

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Solution

The third proportional to 82,299 and 177,084 is: 381,034.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,299 : 177,084 = 177,084 : x
  2. Step 2: Convert to fraction form
    82,299/177,084 = 177,084/x
  3. Step 3: Cross multiply
    82,299x = 177,084 × 177,084
  4. Step 4: Simplify right side
    82,299x = 31,358,743,056
  5. Step 5: Solve for x
    x = 31,358,743,056/82,299
  6. Step 6: Final answer
    x = 381,034.31

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.